An Irish girl visitng New Orleans decides that Yancy is to be her future husband.

A messenger is sent to New Orleans by a former general in the Civil War, but is killed before he can reveal what happened to a fortune that was taken from Richmond, Virginia.

Yancy and Pahoo are framed for a series of crimes, and now face execution.

A visiting Russian noble appears to have become a target for murder.

Yancy suspects foul play when a lottery winner dies before she can collect.

To assist a woman in her crusade to provide a home for the city's orphans, Yancy comes up with a scheme that requires the aid of photography pioneer Matthew Brady.

With the city of New Orleans plagued by counterfeit money, General Hugh Morgan arrives in New Orleans with orders promoting John Colton to a post in Washington and giving Morgan command of the city.

Yancy's good friend, Miss Mandarin, is accused of smuggling opium into the city inside firecrackers.